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Finding the Third Proportional to 850,779 and 1,317,995

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Solution

The third proportional to 850,779 and 1,317,995 is: 2,041,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,779 : 1,317,995 = 1,317,995 : x
  2. Step 2: Convert to fraction form
    850,779/1,317,995 = 1,317,995/x
  3. Step 3: Cross multiply
    850,779x = 1,317,995 × 1,317,995
  4. Step 4: Simplify right side
    850,779x = 1,737,110,820,025
  5. Step 5: Solve for x
    x = 1,737,110,820,025/850,779
  6. Step 6: Final answer
    x = 2,041,788.55

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.